SyntaxError: Non-UTF-8 code starting with ‘\xc6‘ in file E:\demo.py on line 1, but no encoding decla

1、问题：

解决编码错误：SyntaxError: Non-UTF-8 code starting with ‘\xc6’ in file E:\demo.py on line 1, but no encoding declared; see http://python.org/dev/peps/pep-0263/ for details

Python版本：3.6

2、 解决方法:

在文件开头加入一句
# coding=gbk